Writing instrument



FIG. 1 is a perspective view of a writing instrument showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view;

FIG. 5 is a top plan view;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a typical side elevational view with the cap member removedfor ease of illustration.

The ornamental design for a writing instrument, as shown and described. 